Flights to Great Lakes Seaway from Baltimore - ￥12,790

View ￥12,790 flight on Wed, Aug 27, 2025Opens in a new window

Popular airlines from Baltimore to Great Lakes Seaway

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Baltimore to Great Lakes Seaway (WAS-BUF)

Prices were available within the past 7 days and start at ￥12,790 for one-way flights and ￥23,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Aug 27 - Sun, Aug 31
BWI
Baltimore
BUF
Buffalo
￥23,000 Roundtrip, found 6 days ago
￥23,000
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Aug 27 from Baltimore to Buffalo, returning Sun, Aug 31, priced at ￥23,000 found 6 days ago
Delta
Wed, Aug 27 - Sun, Aug 31
DCA
Washington
BUF
Buffalo
￥25,580 Roundtrip, found 6 days ago
￥25,580
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Aug 27 from Washington to Buffalo, returning Sun, Aug 31, priced at ￥25,580 found 6 days ago
American Airlines
Wed, Aug 27 - Sun, Aug 31
DCA
Washington
BUF
Buffalo
￥26,390 Roundtrip, found 6 days ago
￥26,390
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Aug 27 from Washington to Buffalo, returning Sun, Aug 31, priced at ￥26,390 found 6 days ago
Delta
Wed, Aug 27 - Sun, Aug 31
BWI
Baltimore
BUF
Buffalo
￥26,650 Roundtrip, found 6 days ago
￥26,650
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Aug 27 from Baltimore to Buffalo, returning Sun, Aug 31, priced at ￥26,650 found 6 days ago
American Airlines
Thu, Aug 21 - Mon, Aug 25
BWI
Baltimore
BUF
Buffalo
￥28,760 Roundtrip, found 2 days ago
￥28,760
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 21 from Baltimore to Buffalo, returning Mon, Aug 25, priced at ￥28,760 found 2 days ago
United
Thu, Aug 21 - Mon, Aug 25
BWI
Baltimore
BUF
Buffalo
￥66,600 Roundtrip, found 2 days ago
￥66,600
Roundtrip
found 2 days ago
Select United flight, departing Thu, Aug 21 from Baltimore to Buffalo, returning Mon, Aug 25, priced at ￥66,600 found 2 days ago

Find the cheapest month to fly from Baltimore (BWI) to Buffalo (BUF)

September is typically the cheapest month to fly

From ￥16,116 - ￥52,385 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.